<div class="mobile-search hide-on-med-and-up">
  <div class="header">
    
    <i class="material-icons">search</i>
    <input type='text' placeholder="输入搜索关键字" />
    <i class="material-icons mobile-search-close">cancel</i>
  </div>
  <div class="content">
    <label>暂无搜索结果</label>
    <ul></ul>
  </div>
</div>